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- /*-------------------------------------------------------------------------
- *
- * functions.h
- * Declarations for execution of SQL-language functions.
- *
- *
- * Portions Copyright (c) 1996-2016, PostgreSQL Global Development Group
- * Portions Copyright (c) 1994, Regents of the University of California
- *
- * src/include/executor/functions.h
- *
- *-------------------------------------------------------------------------
- */
- #ifndef FUNCTIONS_H
- #define FUNCTIONS_H
- #include "nodes/execnodes.h"
- #include "tcop/dest.h"
- /* This struct is known only within executor/functions.c */
- typedef struct SQLFunctionParseInfo *SQLFunctionParseInfoPtr;
- extern Datum fmgr_sql(PG_FUNCTION_ARGS);
- extern SQLFunctionParseInfoPtr prepare_sql_fn_parse_info(HeapTuple procedureTuple,
- Node *call_expr,
- Oid inputCollation);
- extern void sql_fn_parser_setup(struct ParseState *pstate,
- SQLFunctionParseInfoPtr pinfo);
- extern bool check_sql_fn_retval(Oid func_id, Oid rettype,
- List *queryTreeList,
- bool *modifyTargetList,
- JunkFilter **junkFilter);
- extern DestReceiver *CreateSQLFunctionDestReceiver(void);
- #endif /* FUNCTIONS_H */
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